.el-aside {
  z-index: 3;
  position: fixed;
  background-color: #f4f4f4;
  color: #333;
  text-align: center;
  width: 100px !important;
  height: 100% !important;
}
.el-aside .menu .menu-item {
  transition: 0.3s ease;
  padding: 16px 20px;
  font-size: 16px;
  cursor: pointer;
}
.el-aside .menu .menu-item .icon {
  font-size: 30px;
  display: block;
  margin-bottom: 8px;
}
.el-aside .menu .menu-item:hover {
  background-color: #b1b1b1;
  border-radius: 25px;
}
.el-aside .menu .menu-item:active {
  background-color: #818181;
  border-radius: 30px;
}
.el-aside .menu .menu-item:nth-child(3) .icon {
  font-size: 38px;
}
.el-aside .menu .menu-item:nth-child(4) .icon {
  font-size: 33px;
  padding-left: 2px;
}
